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A064829 Smallest number greater than 1 which ends in an odd digit in bases 2 through n. 0
3, 7, 13, 13, 31, 31, 43, 43, 73, 73, 271, 271, 313, 313, 313, 313, 421, 421, 421, 421, 421, 421, 1303, 1303, 1303, 1303, 23563, 23563, 23563, 23563, 23563, 23563, 35803, 35803, 187003, 187003, 936703, 936703, 936703, 936703, 1426003, 1426003 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

Table of n, a(n) for n=2..43.

EXAMPLE

13 = 1101 in base 2, 231 in base 3, 31 in base 4, 23 in base 5, 21 in base 6 but 16 in base 7, so 13 ends in an odd digit from bases 2 to 6.

CROSSREFS

Sequence in context: A238476 A118889 A077149 * A290642 A295009 A310251

Adjacent sequences:  A064826 A064827 A064828 * A064830 A064831 A064832

KEYWORD

base,nonn

AUTHOR

Jonathan Ayres (jonathan.ayres(AT)btinternet.com), Oct 23 2001

STATUS

approved

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Last modified February 27 12:47 EST 2020. Contains 332306 sequences. (Running on oeis4.)